Ford F-250 Oxygen Sensor - Select Year

Universal Fit - - 0 258 001 037 - 0 258 001 037 (single wire O2 sensor) - Exc. Engines 499944 & 499945 - 0.258.001.963 - 0.258.001.963 - California - 0.258.001.963 - Federal - 1 Wire - Non-Heated - 1 Wire - Non-Heated - 8-Valve - 1 Wire - Non-Heated - California - 1 Wire - Non-Heated - Exc. GT - 1 Wire - Non-Heated - GX Engine - 1 Wire - Non-Heated - KX & WE Engine - 1 Wire - Non-Heated - KZ Engine - 11 032 - 11 051 - At Catalyst Inlet - California - Engine - w/ Carburetor - Engine - w/ F/I - Exc. California - Federal - Front of Catalyst - Front of Catalyst - Exc. California - Inc. Turbo - L4 1.7 - L4 2.2 - L4 2.6 - L6 3.7 - L6 3.7 - California - Manifold to Header pipe. - Manifold to Header pipe. Syncro - Non - California - Non-California - OE Style - 1-Wire - OE Style - 1-Wire - Brougham - OE Style - 1-Wire - Exc. California - OE Style - 1-Wire - L4 2.5 - OE Style - 1-Wire - L4 2.6 - OE Style - 1-Wire - L6 4.1 - OE Style - 1-Wire - Located at Manifold - OE Style - 1-Wire - Supercharged - OE Style - 1-Wire - V6 2.8 - OE Style - 1-Wire - V6 3.0 - OE Style - 1-Wire - V6 3.8 - OE Style - 1-Wire - V6 4.1 - OE Style - 1-Wire - V8 4.3 - OE Style - 1-Wire - V8 4.4 - OE Style - 1-Wire - V8 4.9 - OE Style - 1-Wire - V8 5.0 - OE Style - Before Catalyst - OE Style - Front of Catalyst - OE Style - Front of Converter - On Exhaust Manifold - Requires (1) 011 545 96 28 plug as available form local dealer. - Single Wire - Universal - w/o Connector - Universal - w/o Connector - Before Catalyst The submersible Bosch patented* connection system has undergone rigorous quality testing to USCAR standards. Tests have proven that this watertight system protects against contamination and withstands the effects of extreme temperatures and engine vibration. User friendly instructions, No special tools are required to install. Just strip wires & go! Specially designed heat resistant - Posi-Lock connectors can easily be taken apart and recon- nected in case of wiring error. - Universal - w/o connector - Exc. California - Universal - w/o connector - Turbo - Exc. California - Universal without connector Before Catalyst - Universal, w/o connector - V8 5.0 - V8 5.2 - V8 5.8 - V8 5.9 - V8 7.5 - w/ Carburetor - w/ Carburetor (Bosch Universal) single wire W/O Connector. - w/ Carburetor 1990 on Cal. B2200 pickups are fuel injected. -

Quality: OEM
Universal - - 0.258.001.963 - 0.258.001.963 - California - 0.258.001.963 - Federal - 1 Wire - Non-Heated - 1 Wire - Non-Heated - 8-Valve - 1 Wire - Non-Heated - California - 1 Wire - Non-Heated - Exc. GT - 1 Wire - Non-Heated - GX Engine - 1 Wire - Non-Heated - KX & WE Engine - 1 Wire - Non-Heated - KZ Engine - 11 051 - California - Engine - w/ Carburetor - Engine - w/ F/I - Exc. California - Federal - Front of Catalyst - Front of Catalyst - Exc. California - Inc. Turbo - L4 1.7 - L4 2.2 - L4 2.6 - L6 3.7 - L6 3.7 - California - Non-California - OE Style - Front of Converter - Requires (1) 011 545 96 28 plug as available form local dealer. - Single Wire - Universal - w/o Connector - Universal - w/o connector - Exc. California - Universal - w/o connector - Turbo - Exc. California - Universal without connector Before Catalyst - Universal, w/o connector - V8 5.0 - V8 5.2 - V8 5.8 - V8 5.9 - V8 7.5 - w/ Carburetor - w/ Carburetor 1990 on Cal. B2200 pickups are fuel injected. -

- Inc. Turbo - V8 5.0 - V8 5.8 - V8 7.5 -

- California -

Direct Fit - - 3-Wire - 3-Wire w/ 8.3" Leadwire - 3-Wire w/ 8.3" Pigtail - Exc. California - Exc. LSC Series - Federal - w/ 3-Wire - w/ 8.3" Pigtail -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Rear
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Front
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Front
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Rear
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Rear Front
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Rear
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Rear
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Front Left
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Front Right
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Front
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Front
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Position: Rear
Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 15" Pigtail - 4-Wire w/ 15.5" Pigtail - After Catalyst - After Catalyst Located at rear of cat - sensor at front of cat as well - After Catalyst w/Black Wire Shroud - After Cataylst - As Required 1 Per Converter - Before Catalyst - Before Catalyst / After Catalyst
w/ 16" Harness - Before Catalyst / After Catalyst
w/ 8.5" Harness - California - California & Massachusetts - California & New York - California & New York Emissions - California - 15" Pigtail - California - Exc. Over 8500 GVW - 15" Pigtail - California - Over 8500 GVW - 15" Pigtail - CNG - Exc. California & Mass. - Exc. California & Massachusetts - Exc. California & New York - Exc. California - 10" Pigtail - Except California And New York Emissions - Front & Rear - Front - 2 Required Rear - 2 Required - Front And Rear - Front Front - 2 Required Rear - 2 Required - Front Rear - Front Rear - 2 Required - Front Rear - Right - Front Rear 2 Required - Front Rear, 2 Required - Front Right Rear - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9F444-AB. (Up Stream) - Need to check the old Oxygen Sensor for number.Old one should be marked F85F-9G444-BA. (Up Stream) - Optional - Radiator Side - In Exhaust Pipe - Rear 4-Wire - Rear Front - Rear Front (2 Required) - Rear Front - Left - Rear Front 2 Required Standard - Rear Front 2 Required Tran Code 4R70 Or 4R100 - Rear Front 4-Wire Sensor - Rear Front 4-Wire w/ 10.6" Pigtail - Rear Front California Over 8500 Lbs GVW - Rear Front Tran E40D California - Rear Left Rear - Rear Rear - Left - Rear w/ 4-Wire - Rear W/ CA Emission System Exc. Over 8500 GVW LH Front - 10" Pigtail - Rear W/ CA Emission System RH Front (10" Pigtail) - Tran E40D - Exc. California Over 8500 Lbs. - Tranmission E40D - California - Under 8500 Lbs. GVW - Under 8500 Lbs. GVW - Exc. California & Massachusetts - w/ 16.3" Pigtail - w/ 271 mm - w/ 393 mm - w/ 393mm and/or w/ Green Connector - w/ 8.5" Pigtail - w/ California Emissions - w/ Green Connector -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Position: Rear
Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Position: Rear
Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Position: Rear
Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Position: Front
Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Position: Front
Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -

Position: Rear
Direct Fit - - 19" Pigtail - 4 Wire - 4-Wire Sensor - After Catalyst - After Catalyst - GVW Over 8,500 Lbs. - After Catalyst - Located in Rear (Firewall Side) Exhaust Pipe - Before Catalyst - California - Exc. California - Exc. California & Massachusetts - Exc. California Over 8500 Lbs. GVW - GVW Over 8,500 Lbs. - In Front Exhaust Pipe - Radiator Side - Located: Front Exhaust Manifold (Left Bank) in bottom of Exhaust Manifold After Primary Catalyst (Rear o2) - Need to check the old Oxygen Sensor for number.Old one should be marked F8TF-9G444-CA. (Up Stream) - Over 8500 Lbs. GVW - Over 8500 Lbs. GVW w/ 4-Pin Connector - Tran C6 - Tranmission C6 - GVW Over 8500 Lbs. - Transmission C6 - Under 8500 Lbs. GVW - w/ 4 Wire Connector - w/ 4-Pin Connector - w/ 482 mm - w/ CA Emission System RH Front (19" Pigtail) -